import axios from 'axios'
import { MessageBox, Message } from 'element-ui'
import store from '@/store'
import { getToken } from '@/utils/auth'

const CancelToken = axios.CancelToken;
const source = CancelToken.source();
// create an axios instance
const service = axios.create({
  baseURL: process.env.VUE_APP_BASE_API, // url = base url + request url
  // withCredentials: true, // send cookies when cross-domain requests
  timeout: 5000 // request timeout
})

// request interceptor
service.interceptors.request.use(
  config => {
    // do something before request is sent

    if (store.getters.token) {
      // let each request carry token
      // ['X-Token'] is a custom headers key
      // please modify it according to the actual situation
      config.headers['Authorization'] = 'Bearer '+ getToken()
      // 根据时间刷新token
      
      // if ( new Date().getTime() > (store.getters.tokenTime * 1000) ) {
      //   config.cancelToken = source.token
      //   store.dispatch('user/refreshToken')
      //   source.cancel('重新获取令牌')
      // }
    }
    return config
  },
  error => {
    // do something with request error
    console.log(error) // for debug
    return Promise.reject(error)
  }
)

// response interceptor
service.interceptors.response.use(
  /**
   * If you want to get http information such as headers or status
   * Please return  response => response
  */

  /**
   * Determine the request status by custom code
   * Here is just an example
   * You can also judge the status by HTTP Status Code
   */
    response => {
      // return response
      if (response.status === 200 ||  response.status === 201) {
        return response.data
      } else {
        Message({
          message: res.message || 'Error',
          type: 'error',
          duration: 5 * 1000
        })
      }
    },
  error => {
    if (axios.isCancel(error)) {
      source.token
      Message({
        message: error,
        type: 'info',
        duration: 5 * 1000
      })
      return error
    }
    console.log('err' + error) // for debug
    Message({
      message: error.message,
      type: 'error',
      duration: 5 * 1000
    })
    return Promise.reject(error)
  }
)

export default service
